Atlas

E-AI Project

Llama-3.2-2B β€” 30% Compressed from Llama-3.2-3B (English)

Built with Llama. This repository is part of the Efficient and Robust AI System (E-AI) Project by Vincent-Daniel Yun. This model is a compressed edition of meta-llama/Llama-3.2-3B with 8 of 28 transformer layers removed (20 layers remain, β‰ˆ2.41B parameters), recovered training-free. It is a base (non–chat-tuned) model.

πŸ”— Project: https://www.worldwidedaniel.com/eai-project πŸ“… Release: 2026-06-28 Β· Version: V1

βš–οΈ License: governed by the Llama 3.2 Community License Agreement (https://huggingface.co/meta-llama/Llama-3.2-3B/blob/main/LICENSE.txt), and subject to the Llama 3.2 Acceptable Use Policy (https://www.llama.com/llama3_2/use-policy). By using this model you agree to those terms. "Llama" is a trademark of Meta Platforms, Inc. Built with Llama.

⚠️ Language: English-focused. Use as a discrimination / classification engine β€” open-ended long-form generation is degraded by compression (see PPL). For factual questions use retrieval (RAG).

About E-AI

Modern AI is powerful but heavy. The E-AI (Efficient-AI) project builds compact yet capable AI β€” making every model lightweight and fast β€” so AI can assist people in urgent, high-stakes moments.

Method

The pruning method and the training-free recovery method are proprietary, undisclosed methods created by Vincent-Daniel Yun and are not released. Only the resulting model is shared.

Results (measured, full test sets)

PPL on 2048-token context (↓ better); downstream & MMLU are 0-shot via lm-eval-harness (↑ better).

Metric Llama-3.2-3B (base) This model (30%)
PPL Β· WikiText2 ↓ 7.81 89.52
PPL Β· C4 ↓ 10.26 74.35
ARC-c ↑ 0.4599 0.3507
ARC-e ↑ 0.7163 0.5547
BoolQ ↑ 0.7324 0.3550
COPA ↑ 0.8600 0.7100
HellaSwag ↑ 0.7363 0.5064
OpenBookQA ↑ 0.4300 0.3360
RACE ↑ 0.4010 0.3282
RTE ↑ 0.5487 0.5776
WinoGrande ↑ 0.6985 0.6354
Avg. downstream (9) ↑ 0.6203 0.4838
MMLU ↑ 0.5437 0.5354

Task-suitability (vs base Llama-3.2-3B)

Task Llama-3.2-3B (base) This model (30%)
Topic classification (AG News) 0.550 0.480
LLM-as-judge (RewardBench) 0.612 0.638
SafetyBench (MCQ) 0.743 0.686
MultiRC 0.572 0.570
WiC 0.497 0.500
MRPC 0.625 0.324
CB (NLI) 0.500 0.286
SST-2 0.751 0.760
MedQA 0.511 0.501
MedMCQA 0.491 0.473
PubMedQA 0.732 0.306
Belebele-en 0.654 0.631
Belebele-ko 0.527 0.489
XNLI-zh 0.411 0.375
ToxiGen 0.432 0.432
TruthfulQA 0.392 0.477

(Discrimination is largely preserved; generation/PPL degrades with compression. Yes/No safety-F1 benchmarks are omitted as the non-chat base is poorly calibrated for them.)

Efficiency (measured, fp16, single GPU)

Llama-3.2-3B (base) This model (30%)
Layers 28 20
Parameters 3.21B 2.41B
Peak inference memory (fp16) 9.53 GB 7.65 GB (βˆ’20%)
Forward latency (fp16) 571 ms 428 ms (βˆ’25%)

Usage β€” Transformers

import torch
from transformers import AutoModelForCausalLM, AutoTokenizer
m = AutoModelForCausalLM.from_pretrained("daniel-eai/Llama-3.2-2B-30pct-Compressed-3B-EN-V1", trust_remote_code=True, dtype=torch.float16, device_map="cuda")
tok = AutoTokenizer.from_pretrained("daniel-eai/Llama-3.2-2B-30pct-Compressed-3B-EN-V1", trust_remote_code=True)
ids = tok("The capital of France is", return_tensors="pt").to("cuda")
print(tok.decode(m.generate(**ids, max_new_tokens=20)[0]))

trust_remote_code=True is required (custom decoder layer in modeling_llama_recovered.py).

License & Acknowledgements

Derivative of Llama 3.2, distributed under the Llama 3.2 Community License. Built with Llama. Thanks to Prof. Sai Praneeth Karimireddy (USC) and Prof. Sunwoo Lee (Inha University) for guidance, and to Meta for releasing Llama 3.2.

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